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AleksanderRas

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20 Questions

Views Newest Activity Votes

votes

answers

views

Are encryption algorithms with fixed-point free permutations inherently flawed?

Oct 13 at 22:06 Squeamish Ossifrage 34.7k

votes

answer

views

Can neural cryptanalysis be applied to AES?

aes cryptanalysis des rijndael

Feb 18 at 14:04 Maarten Bodewes♦ 60.2k

votes

answers

views

Homomorphic encryption - Why does addition not imply multiplication?

homomorphic-encryption

Dec 29 at 16:40 Ella Rose♦ 17.6k

votes

answers

352

views

Can Shor's algorithm factor multi-prime numbers?

rsa factoring quantum-cryptanalysis

Apr 23 at 19:06 forest 8,414

votes

answer

views

What are the uses of arbitrary length output hashes (other than OAEP)?

hash keccak oaep

Mar 4 at 3:07 rmalayter 2,023

votes

answers

193

views

When does multiple OTP encryption become insecure if new keys are permuted?

one-time-pad perfect-secrecy

Aug 23 at 21:18 Squeamish Ossifrage 34.7k

votes

answer

293

views

Is the practice of “security through obscurity” violating Kerckhoffs's second principle?

security-definition

Oct 17 '18 at 11:26 Paul Uszak 9,331

votes

answer

140

views

Is obfuscation always reversable?

software-obfuscation

Jul 10 '18 at 17:14 SEJPM♦ 31.7k

votes

answers

248

views

Have there been efforts to prevent length extension attacks of hashing algorithms that are based on the Merkle–Damgård construction?

hash merkle-damgaard length-extension

Apr 5 at 11:19 kelalaka 11.8k

votes

answers

views

Authentication without decrypting the password?

authentication passwords two-factor-authentication

Jan 26 at 12:14 simbo1905 430

votes

answer

views

Is there a rule of thumb for ZK protocols?

zero-knowledge-proofs probability

Dec 7 at 17:10 Geoffroy Couteau 10.9k

votes

answer

675

views

GUIDs as a salt

salt password-hashing

Oct 17 '18 at 2:45 rmalayter 2,023

votes

answers

479

views

Optimal bit-change-probability of the avalanche effect for hashes

hash avalanche

Oct 7 '18 at 10:16 fgrieu 86.7k

votes

answers

112

views

Whatsapp E2EE - Why scanning the QR-code?

encryption

Sep 8 '18 at 14:45 AleksanderRas 4,616

votes

answer

449

views

PRNG with a truly random seed?

pseudo-random-generator

Sep 4 '18 at 21:57 Maarten Bodewes♦ 60.2k

vote

answer

views

Are there any classical proven secure cryptographic algorithms other than OTP? [duplicate]

provable-security perfect-secrecy

Jul 1 at 7:59 AleksanderRas 4,616

vote

answer

141

views

Is a hashing algorithm considered broken if a collision happens under $2^{n/2}$?

hash collision-resistance

Feb 14 at 8:09 AleksanderRas 4,616

vote

answers

views

Hashing login and password?

hash passwords

May 8 '18 at 6:10 Future Security 2,455

votes

answer

views

Frequency analysis secure language

frequency-analysis

Sep 8 '18 at 21:19 Shan Chen 2,260

votes

answers

484

views

Information-theoretic security [closed]

encryption provable-security post-quantum-cryptography

Apr 27 '18 at 17:20 Guru Vamsi Policharla 68

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20 Questions

Are encryption algorithms with fixed-point free permutations inherently flawed?

Can neural cryptanalysis be applied to AES?

Homomorphic encryption - Why does addition not imply multiplication?

Can Shor's algorithm factor multi-prime numbers?

What are the uses of arbitrary length output hashes (other than OAEP)?

When does multiple OTP encryption become insecure if new keys are permuted?

Is the practice of “security through obscurity” violating Kerckhoffs's second principle?

Is obfuscation always reversable?

Have there been efforts to prevent length extension attacks of hashing algorithms that are based on the Merkle–Damgård construction?

Authentication without decrypting the password?

Is there a rule of thumb for ZK protocols?

GUIDs as a salt

Optimal bit-change-probability of the avalanche effect for hashes

Whatsapp E2EE - Why scanning the QR-code?

PRNG with a truly random seed?

Are there any classical proven secure cryptographic algorithms other than OTP? [duplicate]

Is a hashing algorithm considered broken if a collision happens under $2^{n/2}$?

Hashing login and password?

Frequency analysis secure language

Information-theoretic security [closed]